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Earth Science Unit 1 Practice Test

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Test for my Earth Science Class. 10-12-15
Zachary Ricky
Quiz by Zachary Ricky, updated more than 1 year ago
Zachary Ricky
Created by Zachary Ricky about 9 years ago
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Question 1

Question
1.The age of the solar system is thought to be about
Answer
  • 1.5 Billion years
  • 3.5 billion years
  • 4.6 billion years
  • 13.7 billion years

Question 2

Question
Which of the following is evidence used to determine the age of the solar system?
Answer
  • meteorites
  • fossils
  • comets
  • asteroids

Question 3

Question
Which of the following is an important clue about how the solar system formed?
Answer
  • the planets are different sizes and shapes
  • the planets all orbit the sun in the same direction
  • the planets orbit the sun in different directions
  • the planets rotate on their axis at the same speed

Question 4

Question
The first object to form in the solar system was the
Answer
  • planets
  • sun
  • asteroids
  • moons

Question 5

Question
A giant nebula is made mostly of
Answer
  • hydrogen and helium
  • heavy elements
  • hydrogen and iron
  • helium and iron

Question 6

Question
What causes a giant nebula to contract?
Answer
  • pressure
  • gases
  • the sun
  • gravity

Question 7

Question
All planets orbit the Sun on almost the same plane. This is a clue to
Answer
  • the formation of the sun
  • the formation of the galaxy
  • the formation of the universe
  • the formation of the solar system

Question 8

Question
Nebulas come from materials that are left over from the big bang or from...
Answer
  • dying planets
  • escaped gases
  • debris from previous supernovas
  • the asteroid belt

Question 9

Question
The planets and moons formed by what starting to clump together and colliding with other
Answer
  • escaped gases
  • small pieces of dust
  • spiraling galaxies
  • imaginary particles

Question 10

Question
A nebula spins more rapidly as it collapses because of...
Answer
  • gravity
  • gases and gravity opposing each other
  • angular momentum conversation
  • Newton's laws of motion

Question 11

Question
The star in the milky way galaxy is what size star?
Answer
  • small sized star
  • average sized star
  • large sized star
  • massive sized star

Question 12

Question
How many planets are in our solar system?
Answer
  • 8
  • 9
  • 10
  • 11

Question 13

Question
What is the name of the dwarf planet?
Answer
  • Jupiter
  • Saturn
  • Neptune
  • Pluto

Question 14

Question
What is the dwarf planet made of?
Answer
  • hydrogen and helium
  • liquid water and rock
  • rock and methane ice
  • water ice and rock

Question 15

Question
Which is the coldest planet/dwarf planet?
Answer
  • number one
  • number three
  • number seven
  • number nine

Question 16

Question
Which two planets are very similar in the structure and atmosphere?
Answer
  • Earth,Venus
  • Saturn,Mars
  • Neptune, Uranus
  • Mercury, Jupiter

Question 17

Question
Which planet is the largest?
Answer
  • Jupiter
  • Saturn
  • Neptune
  • Uranus

Question 18

Question
Which planet has ice in polar regions and a thin atmosphere of carbon dioxide?
Answer
  • Mercury
  • Venus
  • Earth
  • Mars

Question 19

Question
Which planet/dwarf planet is the hottest?
Answer
  • Mercury
  • Venus
  • Earth
  • Pluto

Question 20

Question
Which planet has a moderate temperature?
Answer
  • Jupiter
  • Venus
  • Earth
  • Saturn

Question 21

Question
Which planet has an atmosphere that is mostly nitrogen?
Answer
  • Neptune
  • Venus
  • Earth
  • Mars

Question 22

Question
Which planet/dwarf planet has an atmosphere of carbon dioxide so thick you cannot see the surface?
Answer
  • Pluto
  • Mars
  • Saturn
  • Venus

Question 23

Question
Which planet has the largest change in its temperature?
Answer
  • Mercury
  • Pluto
  • Earth
  • Uranus

Question 24

Question
Which planet/dwarf planet has just a hint of methane for its atmosphere?
Answer
  • Mercury
  • Pluto
  • Jupiter
  • Saturn

Question 25

Question
Which planet/dwarf planet has just a hint of helium for its atmosphere?
Answer
  • Mercury
  • Pluto
  • Jupiter
  • Saturn

Question 26

Question
Which planet is the smallest?
Answer
  • Mercury
  • Venus
  • Jupiter
  • Saturn

Question 27

Question
Which planet has an extraordinary ring system?
Answer
  • Jupiter
  • Saturn
  • Neptune
  • Uranus

Question 28

Question
What are the rings around Saturn made of?
Answer
  • dust
  • rocks
  • ice
  • gases

Question 29

Question
Which planet would float in water?
Answer
  • Saturn
  • Neptune
  • Uranus
  • Pluto

Question 30

Question
Which two planets are liquid inside?
Answer
  • Earth, Venus
  • Neptune, Mars
  • Mercury, Jupiter
  • Saturn, Jupiter

Question 31

Question
List the planets in order working from the Sun outward. [blank_start]Mercury[blank_end], [blank_start]Venus[blank_end], [blank_start]Earth[blank_end], [blank_start]Mars[blank_end], [blank_start]Jupiter[blank_end], [blank_start]Saturn[blank_end], [blank_start]Uranus[blank_end], [blank_start]Neptune[blank_end]
Answer
  • Venus
  • Mercury
  • Earth
  • Mars
  • Jupiter
  • Saturn
  • Uranus
  • Neptune

Question 32

Question
There are irregularly shaped bodies that orbit the sun.
Answer
  • comets
  • asteroids
  • planets
  • meteorites

Question 33

Question
Objects that have not cleared their orbits of other objects are
Answer
  • comets
  • meteors
  • dwarf planets
  • meteorites

Question 34

Question
What is found between Mars and Jupiter?
Answer
  • Kuiper Belt
  • Oort cloud
  • Comet Belt
  • Asteroid Belt

Question 35

Question
Long period comets comets come from very distant region of the solar system called...
Answer
  • Kuiper Belt
  • Oort cloud
  • Comet belt
  • Asteroid Belt

Question 36

Question
What is believed to have caused mass organism extinction on Earth's past?
Answer
  • comets
  • asteroids
  • planets
  • meteorites

Question 37

Question
What leaves a trail of glowing ice particles, water vapor, and gases as it moves through the solar system?
Answer
  • comets
  • asteroids
  • planets
  • merteorites

Question 38

Question
These are small icy objects that orbit the sun
Answer
  • comets
  • asteroids
  • planets
  • meteorites

Question 39

Question
What provides scientists with clues about our solar system?
Answer
  • meteoroids
  • meteors
  • meteorites
  • dwarf planets

Question 40

Question
These orbit the Sun but have no atmosphere or internal heat.
Answer
  • asteroids
  • comets
  • meteors
  • meteoroids

Question 41

Question
How many known dwarf planets are there in our solar system?
Answer
  • one
  • three
  • five
  • seven

Question 42

Question
Jupiter's massive gravity kept many these from forming into another planet?
Answer
  • comets
  • asteroids
  • meteoroids
  • meteorites

Question 43

Question
There are over 4,500 of these objects know to pass Earth on a regular basis.
Answer
  • meteors
  • meteorites
  • asteroids
  • comets

Question 44

Question
What is a coma?
Answer
  • name of a dwarf planet
  • developing star
  • vaporized gas and dust
  • tiny grains of sand of a merteoroid

Question 45

Question
What do we call debris left over by comets when it gets pulled toward Earth by gravity?
Answer
  • meteors
  • meteorites
  • meteoroids
  • dust

Question 46

Question
Some meteorites found on Earth are believed to have come from which planet?
Answer
  • Mercury
  • Venus
  • Mars
  • Pluto

Question 47

Question
Which of the following are often called "shooting stars"
Answer
  • meteors
  • meteorites
  • meteoroids
  • asteroids

Question 48

Question
What determines a comets period?
Answer
  • Length of time for the comet to orbit the sun
  • Length of time for the comet to totally break apart
  • Length of time for one visit close to Earth and the next
  • Length of time for a comet to from a nebula

Question 49

Question
When a meteoroid is as small as tiny grains of sand it is called?
Answer
  • debris
  • interplanetary dust
  • meteoroids
  • ateroids

Question 50

Question
Which of the follwoing typically have extremely elliptical orbits around the sun?
Answer
  • meteors
  • comets
  • meteoroids
  • ateroids

Question 51

Question
All of the following are considered dwarf planets except
Answer
  • Eris
  • Makemake
  • Pluto
  • Orion

Question 52

Question
Kuiper belt is located beyond
Answer
  • Mercury
  • Saturn
  • Neptune
  • Uranus
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